Category:Ernest Frederick III, Duke of Saxe-Hildburghausen

Ernst Frederick III Karl, Duke of Saxe-Hildburghausen (b. Königsberg, 10 June 1727 - d. Seidingstadt, 23 September 1780), was a duke of Saxe-Hildburghausen. He was the eldest son of en:Ernst Frederick II, Duke of Saxe-Hildburghausen and Caroline of Erbach-Fürstenau